It was not exactly a spacious laboratory. The alchemical platforms and the magic items that should've been here were nowhere to be found, but the room was not empty at all. On the wall, the floor, and the ceiling, silver and black magic patterns were protruding nonstop. Spreading out the light that felt like flowing water, they connected with each other and formed a three-dimensional model.
Then, they stretched toward the center and weaved into a layered illusionary web, which integrated with the complicated magic circle deployed at the center of the laboratory, constituting a deep and mysterious picture.
"A magic circle?" Heidi looked at the laboratory rather in shock. Their teacher had been busy and mysterious in the past couple of months just in order to set up the magic circle? It did not seem so complicated that a grand arcanist had to spend a few months on it.